/**
 * 练习1： 使用函数组合fp.fowRight()重新实现下面这个函数
 let isLastInStock = function (cars) {
  // 获取最后一条数据
  let last_car = fp.last(cars)
  // 获取最后一条数据的in_stock 属性
  return fp.prop('in_stock', last_car)
}
 */

 const fp = require('lodash/fp')

 const cars = [
  {
      name: 'Ferrari FF', horsepower: 660, dollar_value: 700000, in_stock: true
  },
  {
      name: 'Spyker C12 Zagato', horsepower: 650, dollar_value: 648000, in_stock: false
  },
  {
      name: 'Jaguar XKR-S', horsepower: 550, dollar_value: 132000, in_stock: false
  },
  {
      name: 'Audi R8', horsepower: 525, dollar_value: 114200, in_stock: false
  },
  {
      name: 'Aston Martin One-77', horsepower: 750, dollar_value: 1850000, in_stock: true
  },
  {
      name: 'Pagani Huayra', horsepower: 700, dollar_value: 1300000, in_stock: false
  }
]

const isLastInStock =  fp.flowRight(fp.prop('in_stock'), fp.last)

console.log(isLastInStock(cars)) // false

